PhpSpreadsheet/tests/PhpSpreadsheetTests/Calculation/Functions/Engineering/ImSubTest.php

<?php

namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\Engineering;

use PhpOffice\PhpSpreadsheet\Calculation\Calculation;

class ImSubTest extends AllSetupTeardown
{
    /**
     * @dataProvider providerIMSUB
     *
     * @param mixed $expectedResult
     */
    public function testIMSUB($expectedResult, ...$args): void
    {
        $this->runComplexTestCase('IMSUB', $expectedResult, ...$args);
    }

    public function providerIMSUB(): array
    {
        return require 'tests/data/Calculation/Engineering/IMSUB.php';
    }

    /**
     * @dataProvider providerImSubArray
     */
    public function testImSubArray(array $expectedResult, string $subidend, string $subisor): void
    {
        $calculation = Calculation::getInstance();

        $formula = "=IMSUB({$subidend}, {$subisor})";
        $result = $calculation->_calculateFormulaValue($formula);
        self::assertEquals($expectedResult, $result);
    }

    public function providerImSubArray(): array
    {
        return [
            'matrix' => [
                [
                    ['1-7.5i', '-2-2.5i', '-1-4.5i'],
                    ['1-6i', '-2-i', '-1-3i'],
                    ['1-4i', '-2+i', '-1-i'],
                    ['1-2.5i', '-2+2.5i', '-1+0.5i'],
                ],
                '{"-1-2.5i", "-2.5i", "1-2.5i"; "-1-i", "-i", "1-i"; "-1+i", "i", "1+1"; "-1+2.5i", "+2.5i", "1+2.5i"}',
                '{"-2+5i", 2, "2+2i"}',
            ],
        ];
    }
}